<?php 
	class ViewModel
	{
		private $data = array();
		private $render = FALSE;
		public function __construct($template)
		{
			$file = $template.".php";
			echo $file;//显示打开文件路径
			if(file_exists($file))
			{
				$this -> render = $file;
			}
		}
		public function assign($variable,$value)
		{
			$this -> data["$variable"] = $value;
		}
		public function display()
		{
			$data = $this -> data;
			include($this -> render);
		}
	}
 ?>